gcc/testsuite/gcc.target/i386/intrinsics_opt-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -msse2" } */
   3
   4 #include <emmintrin.h>
   5
   6 double f(){
   7   __m128d x = _mm_set1_pd (0.);
   8   double r = 42;
   9   _mm_storeh_pd (&r, x);
  10   return r;
  11 }
  12
  13 /* { dg-final { scan-assembler-not "unpckhpd" } } */